Timestamp Converter
Convert Unix timestamps to readable dates and back, in local time and UTC.
Free, no signup needed. Runs 100% in your browser.
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How to use this tool
- Paste a timestamp or pick a date.
- See local and UTC equivalents.
- Copy the value you need.
Frequently asked questions
Seconds or milliseconds?
The tool auto-detects both and labels which one it found.
Which timezone is shown?
Your browser local time plus UTC, plus ISO format for APIs.
What is the 2038 problem?
Systems storing seconds in a signed 32-bit integer overflow in January 2038. Modern 64-bit timestamps avoid it, but old systems may not.
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